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प्रश्न
Complete the co-relation:
CuI2 : Brown : : AgCl : ______
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उत्तर
CuI2 : Brown : : AgCl : White
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संबंधित प्रश्न
Differentiate between:
Reactants and products.
Balance the following equation:
H2 + O2 → H2O
Balance the following equation. Also name the products formed.
`CO + O_2 → CO_2`
Balance the following equation. Also name the products formed.
`CO _2 + C → CO`
Write a balanced chemical equation with state symbols for the following reaction.
Sodium hydroxide solution (in water) reacts with hydrochloric acid solution (in water) to produce sodium chloride solution and water.
Balance the following equation:
\[\ce{CaO + HCl->CaCl2 + H2O}\]
Balance the following equation:
\[\ce{Fe + Cl2->FeCl3}\]
Balance the following equation:
\[\ce{C + H2SO4->CO2 + H2O + SO2}\]
Balance the following equation:
\[\ce{ZnO + NaOH->Na2ZnO2 + H2O}\]
Underline the incorrectly balanced compound equation and rewrite the correct equation.
\[\ce{4P + 4O2->2P2O5}\]
Balance the following important equation:
NaOH + H2SO4 → Na2SO4 + H2O
Balance the following important equation:
Fe2O3 + Al → Al2O3 + Fe
Balance the following important equation:
Al + Cl2 → AlCl3
Balance the following important equation:
MnO2 + HCl → MnCl2 + H2O + Cl2
Balance the following important equation:
\[\ce{NH4Cl + Ca(OH)2 → CaCl2 + H2O + NH3}\]
A teacher gave two test tubes to the students, one containing water and the other containing sodium hydroxide. She asked them to identify the test tube containing sodium hydroxide solution. Which one of the following can be used for identification?
Which of the following is true for an unbalanced chemical equation?
Write the balanced chemical equations for the following reactions and identify the type of reaction in each case.
- Iron (III) oxide reacts with aluminum and gives molten iron and aluminum oxide.
- Magnesium ribbon is burnt in an atmosphere of nitrogen gas to form solid magnesium nitride.
- Chlorine gas is passed in an aqueous potassium iodide solution to form potassium chloride solution and solid iodine.
- Ethanol is burnt in air to form carbon dioxide, water and releases heat.
Ferrous sulphate decomposes with the evolution of a gas having a characteristic smell of burning sulphur. Write the chemical reaction involved and identify the type of reaction.
Write the balanced equation for the following chemical reaction.
\[\ce{Barium chloride + Aluminium sulphate -> Barium sulphate + Aluminium chloride}\]
